<template>
  <transition
    name="move"
    @after-leave="afterLeave"
  >
    <div class="food" v-show="visible">
      <cube-scroll ref="scroll">
        <div class="food-content">
          <div class="image-header">
            <img :src="food.image">
            <div class="back" @click="hide">
              <i class="icon-arrow_lift"></i>
            </div>
          </div>
          <div class="content">
            <h1 class="title">{{food.name}}</h1>
            <div class="detail">
              <span class="sell-count">月售{{food.sellCount}}份</span>
              <span class="rating">好评率{{food.rating}}%</span>
            </div>
            <div class="price">
              <span class="now">￥{{food.price}}</span>
              <span class="old" v-show="food.oldPrice">￥{{food.oldPrice}}</span>
            </div>
            <div class="cart-control-wrapper">
              <cart-control @add="addFood" :food="food"></cart-control>
            </div>
            <transition name="fade">
              <div @click="addFirst" class="buy" v-show="!food.count">
                加入购物车
              </div>
            </transition>
          </div>
          <split v-show="food.info"></split>
          <div class="info" v-show="food.info">
            <h1 class="title">商品信息</h1>
            <p class="text">{{food.info}}</p>
          </div>
          <split></split>
          <div class="rating">
            <h1 class="title">商品评价</h1>
            <rating-select
              @select="onSelect"
              @toggle="onToggle"
              :selectType="selectType"
              :onlyContent="onlyContent"
              :desc="desc"
              :ratings="ratings">
            </rating-select>
            <div class="rating-wrapper">
              <ul v-show="computedRatings && computedRatings.length">
                <li
                  v-for="(rating,index) in computedRatings"
                  class="rating-item border-bottom-1px"
                  :key="index"
                >
                  <div class="user">
                    <span class="name">{{rating.username}}</span>
                    <img class="avatar" width="12" height="12" :src="rating.avatar">
                  </div>
                  <div class="time">{{format(rating.rateTime)}}</div>
                  <p class="text">
                    <span :class="{'icon-thumb_up':rating.rateType===0,'icon-thumb_down':rating.rateType===1}"></span>
                    {{rating.text}}
                  </p>
                </li>
              </ul>
              <div class="no-rating" v-show="!computedRatings || !computedRatings.length">暂无评价</div>
            </div>
          </div>
        </div>
      </cube-scroll>
    </div>
  </transition>
</template>

<script type="text/ecmascript-6">
import moment from 'moment'
import CartControl from 'components/cart-control/cart-control'
import RatingSelect from 'components/rating-select/rating-select'
import Split from 'components/split/split'
import ratingMixin from 'common/mixins/rating'
import popupMixin from 'common/mixins/popup'

const EVENT_SHOW = 'show'
const EVENT_ADD = 'add'
const EVENT_LEAVE = 'leave'

export default {
  name: 'food',
  mixins: [ratingMixin, popupMixin],
  props: {
    food: {
      type: Object
    }
  },
  data () {
    return {
      desc: {
        all: '全部',
        positive: '推荐',
        negative: '吐槽'
      }
    }
  },
  computed: {
    ratings () {
      return this.food.ratings
    }
  },
  created () {
    this.$on(EVENT_SHOW, () => {
      this.$nextTick(() => {
        this.$refs.scroll.refresh()
      })
    })
  },
  methods: {
    afterLeave () {
      this.$emit(EVENT_LEAVE)
    },
    addFirst (event) {
      this.$set(this.food, 'count', 1)
      this.$emit(EVENT_ADD, event.target)
    },
    addFood (target) {
      this.$emit(EVENT_ADD, target)
    },
    format (time) {
      return moment(time).format('YYYY-MM-DD hh:mm')
    }
  },
  components: {
    CartControl,
    RatingSelect,
    Split
  }
}
</script>

<style lang="stylus" scoped>
@import "~common/stylus/variable"
@import "~common/stylus/mixin.styl"

.food
  position: fixed
  left: 0
  top: 0
  bottom: 48px
  z-index: 30
  width: 100%
  background: $color-white

  &.move-enter-active, &.move-leave-active
    transition: all 0.3s linear

  &.move-enter, &.move-leave-active
    transform: translate3d(100%, 0, 0)

  .image-header
    position: relative
    width: 100%
    height: 0
    padding-top: 100%

    img
      position: absolute
      top: 0
      left: 0
      width: 100%
      height: 100%

    .back
      position: absolute
      top: 10px
      left: 0

      .icon-arrow_lift
        display: block
        padding: 10px
        font-size: $fontsize-large-xx
        color: $color-white

  .content
    position: relative
    padding: 18px

    .title
      line-height: 14px
      margin-bottom: 8px
      font-size: $fontsize-medium
      font-weight: 700
      color: $color-dark-grey

    .detail
      margin-bottom: 18px
      line-height: 10px
      height: 10px

      .sell-count, .rating
        font-size: $fontsize-small-s
        color: $color-light-grey

      .sell-count
        margin-right: 12px

    .price
      line-height: 24px
      font-weight: 700

      .now
        margin-right: 8px
        font-size: 14px
        color: $color-red

      .old
        text-decoration: line-through
        font-size: $fontsize-small-s
        color: $color-light-grey

    .cart-control-wrapper
      position: absolute
      right: 12px
      bottom: 12px

    .buy
      position: absolute
      right: 18px
      bottom: 18px
      z-index: 10
      height: 24px
      line-height: 24px
      padding: 0 12px
      box-sizing: border-box
      border-radius: 12px
      font-size: $fontsize-small-s
      color: $color-white
      background: $color-blue
      opacity: 1

      &.fade-enter-active, &.fade-leave-active
        transition: all 0.3s

      &.fade-enter, &.fade-leave-active
        opacity: 0
        z-index: -1

  .info
    padding: 18px

    .title
      line-height: 14px
      margin-bottom: 6px
      font-size: $fontsize-medium
      color: $color-dark-grey

    .text
      line-height: 24px
      padding: 0 8px
      font-size: $fontsize-small
      color: $color-grey

  .rating
    padding-top: 18px

    .title
      line-height: 14px
      margin-left: 18px
      font-size: $fontsize-medium
      color: $color-dark-grey

    .rating-wrapper
      padding: 0 18px

      .rating-item
        position: relative
        padding: 16px 0

        &:last-child
          border-none()

        .user
          position: absolute
          right: 0
          top: 16px
          display: flex
          align-items: center
          line-height: 12px

          .name
            margin-right: 6px
            font-size: $fontsize-small-s
            color: $color-light-grey

          .avatar
            border-radius: 50%

        .time
          margin-bottom: 6px
          line-height: 12px
          font-size: $fontsize-small-s
          color: $color-light-grey

        .text
          line-height: 16px
          font-size: $fontsize-small
          color: $color-dark-grey

          .icon-thumb_up, .icon-thumb_down
            margin-right: 4px
            line-height: 16px
            font-size: $fontsize-small

          .icon-thumb_up
            color: $color-blue

          .icon-thumb_down
            color: $color-light-grey

      .no-rating
        padding: 16px 0
        font-size: $fontsize-small
        color: $color-light-grey
</style>
